OER Parts offers a wide selection of Brake Components for your 1964 GMC 1000 Series. OER Parts offers 1964 GMC 1000 Series Wheel Cylinders, 1964 GMC 1000 Series Front Wheel Cylinders 1964 GMC 1000 Series Rear Wheel Cylinders, 1964 GMC 1000 Series Wheel Cylinder Retainer, 1964 GMC 1000 Series Drum Brake Bleeder Screws, 1964 GMC 1000 Series Front Wheel Cylinder Repair Set, 1964 GMC 1000 Series Rear Wheel Cylinder Repair Set, and 1964 GMC 1000 Series Wheel Cylinder Pins.